Pour yourself a warm mug of cocoa and put our soporific tips on how to get to sleep to the test. 1  1. The 4-7-8 technique. 2  2. Turn off the heating and use a hot water bottle. 3  3. Ban all electronic devices from your bedroom.  4. Learn to sleep like a 1  yogi. 5. Learn to sleep like a ninja yogi.  6. Use a 1  pillow. 7. Push your own buttons.
A meteorite is a solid piece of debris from a source such as an asteroid or a comet, which originates in outer space and survives its impact with the Earth's surface. It is called a meteoroid before its impact. A meteorite's size can range from small to extremely large.
Meteorites are the rarest types of rock found on Earth. Thousands of rocks are sent to laboratories each year by individuals thinking that they have found a meteorite. At best only one or two of these thousands is actually a rock from space. This article is designed to show the basic characteristics of meteorites.